python ld flags not detected... #4068
Description
os: AIX
rust: rustc 1.76.0-dev (fcce8cab4 2023-12-26) (IBM SDK for Rust on AIX)
maturin: 1.5.1
python ldflags are not detected, build fails...
root@nimvie: /tmp/rpds_py-0.18.0 # PYO3_PRINT_CONFIG=1 cargo build
Compiling target-lexicon v0.12.9
Compiling autocfg v1.1.0
Compiling once_cell v1.18.0
Compiling proc-macro2 v1.0.66
Compiling libc v0.2.147
Compiling unicode-ident v1.0.11
Compiling parking_lot_core v0.9.8
Compiling heck v0.4.1
Compiling cfg-if v1.0.0
Compiling smallvec v1.11.0
Compiling scopeguard v1.1.0
Compiling static_assertions v1.1.0
Compiling triomphe v0.1.9
Compiling unindent v0.2.3
Compiling indoc v2.0.4
Compiling archery v1.1.0
Compiling lock_api v0.4.10
Compiling memoffset v0.9.0
Compiling rpds v1.1.0
Compiling quote v1.0.31
Compiling pyo3-build-config v0.20.2
Compiling syn v2.0.32
Compiling parking_lot v0.12.1
Compiling pyo3-ffi v0.20.2
Compiling pyo3 v0.20.2
error: failed to run custom build command for `pyo3-ffi v0.20.2`
Caused by:
process didn't exit successfully: `/tmp/rpds_py-0.18.0/target/debug/build/pyo3-ffi-406d3d4a023e3c99/build-script-build` (exit status: 101)
--- stdout
cargo:rerun-if-env-changed=PYO3_CROSS
cargo:rerun-if-env-changed=PYO3_CROSS_LIB_DIR
cargo:rerun-if-env-changed=PYO3_CROSS_PYTHON_VERSION
cargo:rerun-if-env-changed=PYO3_CROSS_PYTHON_IMPLEMENTATION
cargo:rerun-if-env-changed=PYO3_PRINT_CONFIG
-- PYO3_PRINT_CONFIG=1 is set, printing configuration and halting compile --
implementation=CPython
version=3.9
shared=true
abi3=false
lib_name=python3.9
lib_dir=/usr/opt/python3/lib
executable=/usr/bin/python3
pointer_width=64
build_flags=
suppress_build_script_link_lines=false
note: unset the PYO3_PRINT_CONFIG environment variable and retry to compile with the above config
warning: build failed, waiting for other jobs to finish...
after adding it to rustflags build succeeds...
root@nimvie: /tmp/rpds_py-0.18.0 # python3.9-config --ldflags
-L/usr/opt/python3/lib -lpython3.9 -lintl -ldl -lm -lm
root@nimvie: /tmp/rpds_py-0.18.0 # maturin build
📦 Including license file "/tmp/rpds_py-0.18.0/LICENSE"
🔗 Found pyo3 bindings
🐍 Found CPython 3.9 at /usr/bin/python3
📡 Using build options features from pyproject.toml
Compiling target-lexicon v0.12.9
Compiling autocfg v1.1.0
Compiling proc-macro2 v1.0.66
Compiling once_cell v1.18.0
Compiling unicode-ident v1.0.11
Compiling libc v0.2.147
Compiling parking_lot_core v0.9.8
Compiling smallvec v1.11.0
Compiling scopeguard v1.1.0
Compiling cfg-if v1.0.0
Compiling heck v0.4.1
Compiling triomphe v0.1.9
Compiling static_assertions v1.1.0
Compiling indoc v2.0.4
Compiling unindent v0.2.3
Compiling archery v1.1.0
Compiling rpds v1.1.0
Compiling lock_api v0.4.10
Compiling memoffset v0.9.0
Compiling quote v1.0.31
Compiling pyo3-build-config v0.20.2
Compiling syn v2.0.32
Compiling parking_lot v0.12.1
Compiling pyo3-ffi v0.20.2
Compiling pyo3 v0.20.2
Compiling pyo3-macros-backend v0.20.2
Compiling pyo3-macros v0.20.2
Compiling rpds-py v0.18.0 (/tmp/rpds_py-0.18.0)
Finished dev [unoptimized + debuginfo] target(s) in 56.71s
📖 Found type stub file at rpds.pyi
📦 Built wheel for CPython 3.9 to /tmp/rpds_py-0.18.0/target/wheels/rpds_py-0.18.0-cp39-cp39-aix_3_00CA8B904B00.whl